Annual report pursuant to Section 13 and 15(d)

Intangible Assets - Additional Information (Detail)

v2.4.0.8
Intangible Assets - Additional Information (Detail) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Goodwill And Intangible Assets [Line Items]    
Impairment of intangible assets $ 154  
Increase in intangible assets 6,826 4,470
Unamortizable intangible assets, impairment of intangibles 0 0
Amortization expense, in cost of revenues 1,769 530
Continuing Operations
   
Goodwill And Intangible Assets [Line Items]    
Amortization expense, in cost of revenues 1,769 298
Discontinued Operations
   
Goodwill And Intangible Assets [Line Items]    
Amortization expense, in cost of revenues 203 232
Trade Names
   
Goodwill And Intangible Assets [Line Items]    
Impairment of intangible assets $ 154